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264 lines
8.7 KiB
EmacsLisp
264 lines
8.7 KiB
EmacsLisp
;;; gnus-vm.el --- vm interface for Gnus
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;; Copyright (C) 1994,95 Free Software Foundation, Inc.
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;; Author: Per Persson <pp@solace.mh.se>
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;; Keywords: news, mail
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation; either version 2, or (at your option)
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;; any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs; see the file COPYING. If not, write to the
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;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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;; Boston, MA 02111-1307, USA.
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;;; Commentary:
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;; Major contributors:
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;; Christian Limpach <Christian.Limpach@nice.ch>
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;; Some code stolen from:
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;; Rick Sladkey <jrs@world.std.com>
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;;; Code:
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(require 'sendmail)
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(require 'gnus)
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(require 'gnus-msg)
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(eval-when-compile
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(autoload 'vm-mode "vm")
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(autoload 'vm-save-message "vm")
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(autoload 'vm-forward-message "vm")
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(autoload 'vm-reply "vm")
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(autoload 'vm-mail "vm"))
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(defvar gnus-vm-inhibit-window-system nil
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"Inhibit loading `win-vm' if using a window-system.
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Has to be set before gnus-vm is loaded.")
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(or gnus-vm-inhibit-window-system
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(condition-case nil
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(if window-system
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(require 'win-vm))
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(error nil)))
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(if (not (featurep 'vm))
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(load "vm"))
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(defun gnus-vm-make-folder (&optional buffer)
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(let ((article (or buffer (current-buffer)))
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(tmp-folder (generate-new-buffer " *tmp-folder*"))
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(start (point-min))
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(end (point-max)))
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(set-buffer tmp-folder)
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(insert-buffer-substring article start end)
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(goto-char (point-min))
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(if (looking-at "^\\(From [^ ]+ \\).*$")
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(replace-match (concat "\\1" (current-time-string)))
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(insert "From " gnus-newsgroup-name " "
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(current-time-string) "\n"))
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(while (re-search-forward "\n\nFrom " nil t)
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(replace-match "\n\n>From "))
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;; insert a newline, otherwise the last line gets lost
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(goto-char (point-max))
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(insert "\n")
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(vm-mode)
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tmp-folder))
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(defun gnus-summary-save-article-vm (&optional arg)
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"Append the current article to a vm folder.
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If N is a positive number, save the N next articles.
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If N is a negative number, save the N previous articles.
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If N is nil and any articles have been marked with the process mark,
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save those articles instead."
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(interactive "P")
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(let ((gnus-default-article-saver 'gnus-summary-save-in-vm))
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(gnus-summary-save-article arg)))
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(defun gnus-summary-save-in-vm (&optional folder)
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(interactive)
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(let ((default-name
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(funcall gnus-mail-save-name gnus-newsgroup-name
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gnus-current-headers gnus-newsgroup-last-mail)))
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(or folder
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(setq folder
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(read-file-name
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(concat "Save article in VM folder: (default "
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(file-name-nondirectory default-name) ") ")
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(file-name-directory default-name)
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default-name)))
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(setq folder
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(expand-file-name folder
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(and default-name
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(file-name-directory default-name))))
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(gnus-make-directory (file-name-directory folder))
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(set-buffer gnus-article-buffer)
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(save-excursion
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(save-restriction
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(widen)
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(let ((vm-folder (gnus-vm-make-folder)))
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(vm-save-message folder)
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(kill-buffer vm-folder))))
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;; Remember the directory name to save articles.
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(setq gnus-newsgroup-last-mail folder)))
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(defun gnus-mail-forward-using-vm (&optional buffer)
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"Forward the current message to another user using vm."
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(let* ((gnus-buffer (or buffer (current-buffer)))
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(subject (gnus-forward-make-subject gnus-buffer)))
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(or (featurep 'win-vm)
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(if gnus-use-full-window
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(pop-to-buffer gnus-article-buffer)
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(switch-to-buffer gnus-article-buffer)))
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(gnus-copy-article-buffer)
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(set-buffer gnus-article-copy)
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(save-excursion
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(save-restriction
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(widen)
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(let ((vm-folder (gnus-vm-make-folder))
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(vm-forward-message-hook
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(append (symbol-value 'vm-forward-message-hook)
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'((lambda ()
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(save-excursion
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(mail-position-on-field "Subject")
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(beginning-of-line)
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(looking-at "^\\(Subject: \\).*$")
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(replace-match (concat "\\1" subject))))))))
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(vm-forward-message)
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(gnus-vm-init-reply-buffer gnus-buffer)
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(run-hooks 'gnus-mail-hook)
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(kill-buffer vm-folder))))))
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(defun gnus-vm-init-reply-buffer (buffer)
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(make-local-variable 'gnus-summary-buffer)
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(setq gnus-summary-buffer buffer)
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(set 'vm-mail-buffer nil)
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(use-local-map (copy-keymap (current-local-map)))
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(local-set-key "\C-c\C-y" 'gnus-yank-article))
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(defun gnus-mail-reply-using-vm (&optional yank)
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"Compose reply mail using vm.
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Optional argument YANK means yank original article.
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The command \\[vm-yank-message] yank the original message into current buffer."
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(let ((gnus-buffer (current-buffer)))
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(gnus-copy-article-buffer)
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(set-buffer gnus-article-copy)
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(save-excursion
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(save-restriction
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(widen)
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(let ((vm-folder (gnus-vm-make-folder gnus-article-copy)))
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(vm-reply 1)
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(gnus-vm-init-reply-buffer gnus-buffer)
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(setq gnus-buffer (current-buffer))
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(and yank
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;; nil will (magically :-)) yank the current article
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(gnus-yank-article nil))
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(kill-buffer vm-folder))))
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(if (featurep 'win-vm) nil
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(pop-to-buffer gnus-buffer))
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(run-hooks 'gnus-mail-hook)))
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(defun gnus-mail-other-window-using-vm ()
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"Compose mail in the other window using VM."
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(interactive)
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(let ((gnus-buffer (current-buffer)))
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(vm-mail)
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(gnus-vm-init-reply-buffer gnus-buffer))
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(run-hooks 'gnus-mail-hook))
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(defun gnus-yank-article (article &optional prefix)
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;; Based on vm-yank-message by Kyle Jones.
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"Yank article number N into the current buffer at point.
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When called interactively N is read from the minibuffer.
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This command is meant to be used in GNUS created Mail mode buffers;
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the yanked article comes from the newsgroup containing the article
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you are replying to or forwarding.
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All article headers are yanked along with the text. Point is left
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before the inserted text, the mark after. Any hook functions bound to
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`mail-citation-hook' are run, after inserting the text and setting
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point and mark.
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Prefix arg means to ignore `mail-citation-hook', don't set the mark,
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prepend the value of `vm-included-text-prefix' to every yanked line.
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For backwards compatibility, if `mail-citation-hook' is set to nil,
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`mail-yank-hooks' is run instead. If that is also nil, a default
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action is taken."
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(interactive
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(list
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(let ((result 0)
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default prompt)
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(setq default (and gnus-summary-buffer
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(save-excursion
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(set-buffer gnus-summary-buffer)
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(and gnus-current-article
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(int-to-string gnus-current-article))))
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prompt (if default
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(format "Yank article number: (default %s) " default)
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"Yank article number: "))
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(while (and (not (stringp result)) (zerop result))
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(setq result (read-string prompt))
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(and (string= result "") default (setq result default))
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(or (string-match "^<.*>$" result)
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(setq result (string-to-int result))))
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result)
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current-prefix-arg))
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(if gnus-summary-buffer
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(save-excursion
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(let ((message (current-buffer))
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(start (point)) end
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(tmp (generate-new-buffer " *tmp-yank*")))
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(set-buffer gnus-summary-buffer)
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;; Make sure the connection to the server is alive.
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(or (gnus-server-opened (gnus-find-method-for-group
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gnus-newsgroup-name))
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(progn
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(gnus-check-server
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(gnus-find-method-for-group gnus-newsgroup-name))
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(gnus-request-group gnus-newsgroup-name t)))
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(and (stringp article)
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(let ((gnus-override-method gnus-refer-article-method))
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(gnus-read-header article)))
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(gnus-request-article (or article
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gnus-current-article)
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gnus-newsgroup-name tmp)
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(set-buffer tmp)
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(run-hooks 'gnus-article-prepare-hook)
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;; Decode MIME message.
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(if (and gnus-show-mime
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(gnus-fetch-field "Mime-Version"))
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(funcall gnus-show-mime-method))
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;; Perform the article display hooks.
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(let ((buffer-read-only nil))
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(run-hooks 'gnus-article-display-hook))
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(append-to-buffer message (point-min) (point-max))
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(kill-buffer tmp)
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(set-buffer message)
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(setq end (point))
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(goto-char start)
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(if (or prefix
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(not (or mail-citation-hook mail-yank-hooks)))
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(save-excursion
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(while (< (point) end)
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(insert (symbol-value 'vm-included-text-prefix))
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(forward-line 1)))
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(push-mark end)
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(cond
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(mail-citation-hook (run-hooks 'mail-citation-hook))
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(mail-yank-hooks (run-hooks 'mail-yank-hooks))))))))
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(provide 'gnus-vm)
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;;; gnus-vm.el ends here.
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